James Finley Ransone III (born June 2, 1979) is an American actor. He is best known for his roles as Ziggy Sobotka in Season 2 of HBO's The Wire, as U.S. Marines Corporal Josh Ray Person in the Iraq War-based mini-series Generation Kill, and Tate from Ken Park, most notably, for his infamous and somewhat controversial scene depicting autoerotic asphyxiation.